AMD Radeon HD 8670A vs AMD Radeon RX 5300M

VS

AMD Radeon HD 8670A

AMD Radeon RX 5300M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 3GB VRAM Radeon RX 5300M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Lower TDP (45W vs 85W)

AMD Radeon RX 5300M 's Advantages

Released 6 years and 9 months late

Boost Clock1445MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (168.0GB/s vs 16.00GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670A

0.461 TFLOPS

Radeon RX 5300M +782%

4.069 TFLOPS

Radeon HD 8670A

VS

Radeon RX 5300M

Graphics Card

Feb 2013

Release Date

Nov 2019

All-In-One

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1445 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

96bit

16.00GB/s

Bandwidth

168.0GB/s

Render Config

6

Compute Units

22

-

384

Shading Units

1408

24

TMUs

88

8

ROPs

32

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

2 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

46.24 GPixel/s

14.40 GTexel/s

Texture Rate

127.2 GTexel/s

-

FP16 (half)

8.138 TFLOPS

460.8 GFLOPS

FP32 (float)

4.069 TFLOPS

28.80 GFLOPS

FP64 (double)

254.3 GFLOPS

Board Design

45W

TDP

85W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

Navi 14

Mars XT

GPU Variant

Navi 14 XLM

GCN 1.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

0.95 billion

Transistors

6.4 billion

77 mm²

Die Size

158 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.5

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